{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001636},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002972","470:4700007271","479:4790001269","470:4700008285","470:4700007552","479:4790001806","489:4890002715","489:4890002894","470:4700008462","470:4700007915","470:4700007833","479:4790000205","489:4890002892","470:4700000626","489:4890002499","489:4890001638","489:4890001416","479:4790000562","489:4890004229","470:4700008113","470:4700007643","470:4700008833","489:4890003735","489:4890003563","470:4700008195"],"twin_admin_codes":[489,470,479,470,470,479,489,489,470,470,470,479,489,470,489,489,489,479,489,470,470,470,489,489,470],"twin_sims":[0.7071476973437908,0.607213990273247,0.5477353971133604,0.48398002186705846,0.4620259527259108,0.4278879119485605,0.4085357600411633,0.39941051368168135,0.3696870670464123,0.3340812269106612,0.3332325687054166,0.32119936360732493,0.3113928676003896,0.3025139587442159,0.29121233306732874,0.28750507014791643,0.2854038058561634,0.2842864901941878,0.27798464799822226,0.27437274992512334,0.27153844735097193,0.265994853723946,0.26505606301177237,0.2552408510533229,0.2543408014745605],"twin_dists":[0.1081185766266334,0.12972816783321822,0.14250290859332548,0.15646632835589552,0.16139320372509086,0.16922541094497745,0.17377728886849647,0.17595625748592825,0.18321956894203734,0.1923169831865122,0.19253993516516432,0.19573539726676756,0.1983893839255081,0.20083382359783855,0.20400653799065954,0.20506311997514953,0.20566560974698345,0.20598706044140289,0.20781455218226835,0.20887336278076288,0.20971022430174727,0.21136276327905598,0.21164472665399464,0.21463091451608068,0.21490834738875694],"n_dims_used":45,"mean_confidence":0.9140106201171875},"coverage":{"mean_confidence":0.9140106201171875,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}